The JEMAE has two main roles: the support role by which advice the Minister of Defence about the Air and Space Force military policy, the JEMAD about how to use the personnel and their operative status, the SEDEF about the economic, armamentistic and infraestructure policies and the Under Secretary about the personnel and teaching policy; and the operative role by which prepare the force for combat, instructs the military personnel, establishes the organization of its military branch and watches over the welfare of the personnel under his command and evaluates the needs of the Air and Space Force.

[1] The Chief of the Air and Space Force convenes the meetings and coordinates the efforts of the Air Staff (EMA), the main support body of the JEMAE, responsible for providing the necessary elements of judgment to base its decisions, translate these into orders and ensure their fulfillment.

The EMA has a whole body of military officers at its service, and among the main officers are include the Second Chief of Staff of the Air and Space Force (SEJEMAE), the Permanent Secretary of the Superior Council of the Air and Space Force, the Chief General of the Secretariat General of the Air and Space Staff (SEGE), the Chief General of Technical Services and Information Systems and Telecommunications and its Chef de Cabinet.

With this ministry it was wanted to give the air weapon (which had been so important to win the Civil War) the same level that the Army or the Navy had.

The JEMA was part, together with the Under Secretary of Air and other ministerial officials, of the Administrative Technical Board, permanent advisory body of the Armed Forces Command on the election of prototypes of aircraft and engines, contracts, infrastructure programs, acquisitions, etc.,[4] and of the High Command (AEM) (that acted as a simple coordinating body).